The officers, including Toronto Chief Bill Blair, boarded a Porter Airlines jet at Billy Bishop Airport early Tuesday morning.
Thousands of RCMP officers and other law enforcement employees are expected to attend the services and mourn the loss of Const. Dave Ross, Const. Fabrice Georges Gevaudan and Const. Douglas James Larche who were killed in the line of duty.
Justin Bourque, 24,was arrested early Friday and charged with three counts of first-degree murder and two counts of attempted murder in connection with the shootings.